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Réamhaisnéis limistear na farraige

Forecast valid from: 06:00, Tuesday 21 September 2021 until 06:00, Wednesday 22 September 2021

Small Craft Warning

Southwest winds will increase to force 6 or 7 on Tuesday on Irish coasts from Slyne Head to Rossan Point to Malin Head.

Gale Warning

Nil

Meteorological Situation at 03:00 UTC

Ireland lies in a light southwesterly airflow generated by an area of high pressure 1032hPa to the southwest of Ireland, and a depression of 980hPa centred southwest of Iceland.

Small Craft Warning: In effect

Heavy Swell (>4m) : Nil

Wave Height Forecast

Forecast for Irish coastal waters from Loop Head to Rossan Point to Fair Head

Wind: Southwest force 4 or 5, increasing southwest force 5 or 6 imminent, Further increasing force 6 or 7 later.

Weather: Cloudy with patchy drizzle.

Visibility: Moderate in any drizzle.

Forecast for Irish coastal waters from Fair Head to Howth Head to Carnsore Point and for the Irish Sea

Wind: West to northwest force 3 or 4, soon backing southwest force 4 or 5. Occasionally reaching force 6 in the Irish Sea by the end of the period.

Weather: Fair or cloudy. Patchy rain later.

Visibility: Good, moderate in any precipitation.

Forecast for Irish coastal waters from Carnsore Point to Roches Point to Loop Head

Wind: Variable force 3 or less. Soon becoming west to southwest force 3 or 4.

Weather: Fair or cloudy but patchy drizzle in the southwest.

Visibility: Good reducing to poor in any drizzle.

Outlook for a further 24 hours until 06:00, Thursday 23 September 2021

Strong to near gale force southwest winds in the northwest, moderate to fresh elsewhere. Fresh to strong southwest winds in the northwest will extend southeastwards on Wednesday. Weather: Cloudy in the west with patchy light rain or drizzle, fair in the east. Rain developing in the northwest on Wednesday morning, gradually spreading southeast by Wednesday evening.

Forecast issued at: 06:00, Tuesday 21 September 2021

All times are local unless specified

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